Finding the Third Proportional to 1,618,769 and 3,496,891

Step by Step Solution

1. Step 1: Write the proportion equation
   1,618,769 : 3,496,891 = 3,496,891 : x
2. Step 2: Convert to fraction form
   1,618,769/3,496,891 = 3,496,891/x
3. Step 3: Cross multiply
   1,618,769x = 3,496,891 × 3,496,891
4. Step 4: Simplify right side
   1,618,769x = 12,228,246,665,881
5. Step 5: Solve for x
   x = 12,228,246,665,881/1,618,769
6. Step 6: Final answer
   x = 7,554,040.55